The table shows the number of minutes per day students spend outside of school reading and doing their math homework.
Number of minutes reading
15, 15, 15, 20, 30, 30, 30, 30, 45, 60
Number of minutes doing math homework
25, 30, 30, 30, 30, 40, 45, 45, 55, 60
What is the difference of the means as a multiple of the approximate mean absolute deviations?
Enter the correct answer in the box.

Now max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me

What are the interpretations of the line 3x - 15y = 60? x-intercept y-interception a: x 20 - y -4 b: x 5 - y 20 c: x -3 - y 15 d: x -4 - y 20